CN109712856A - A kind of electrovacuum delivery of energy window construction - Google Patents
A kind of electrovacuum delivery of energy window construction Download PDFInfo
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- CN109712856A CN109712856A CN201811637085.9A CN201811637085A CN109712856A CN 109712856 A CN109712856 A CN 109712856A CN 201811637085 A CN201811637085 A CN 201811637085A CN 109712856 A CN109712856 A CN 109712856A
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- energy
- dielectric disk
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Abstract
The invention discloses a kind of electrovacuum delivery of energy window construction, which is made of tubular dielectric disk in window, the first circular waveguide, the second circular waveguide, input waveguide and output waveguide；Vacuum area is formed inside the tubular dielectric disk in window, first circular waveguide and the second circular waveguide are socketed in the outside both ends of tubular dielectric disk in window respectively, first circular waveguide is connected with input waveguide, second circular waveguide is connected with output waveguide, and energy is made to be coupled to output waveguide end through vacuum area by input waveguide end.The present invention uses a kind of Novel barrel-type window structure, had both maintained tube interior vacuum state, and also can be realized the low-loss transmission of energy；Tubular construction surface area is larger simultaneously, can effectively improve the difficult problem of cell type window metallization.The present invention complies with the trend that electron tube tends to high frequency, has certain practical value and commercial promise.
Description
Technical field
The present invention relates to vacuum electron device technical fields, and in particular to a kind of electrovacuum delivery of energy window construction.
Background technique
In microwave electron tube such as travelling-wave tubes, klystron, gyrotron, magnetron, microwave energy transmission window is for microwave tube
The component for outputting and inputting energy plays very important role, on the one hand to maintain device inner vacuum state, another party
Microwave tube damage transmission low with the energy of external transmission lines is realized in face, its performance quality directly affects the workability of microwave tube
Can, working band, gain and gain flatness including pipe etc..Traditional delivery of energy window uses cell type window as shown in Figure 1
Structure, the structure are made of rectangular waveguide 1a and 1b, circular waveguide 2a and 2b, dielectric disk in window 3；As shown in Fig. 2, traditional cell type window exists
After corresponding region metallizes successfully, circular waveguide and rectangular waveguide is respectively welded in window two sides, Fig. 2 bend part is traditional box
Type window metallized area.
However as the raising of vacuum electron device working frequency and power capacity, in order to reduce the power of delivery of energy window window
Loss and standing-wave ratio, window thickness are more and more thinner；And traditional window uses side welding procedure, efficient weld area is increasingly
It is small；In addition, the welding method of traditional window it is possible that phenomena such as metalization layer drawing crack phenomenon or not big enough package strength lead
It causes window yield rate lower, therefore needs to propose a kind of new delivery of energy window construction.
Summary of the invention
The invention proposes a kind of electrovacuum delivery of energy window constructions, using tubular dielectric disk in window air-isolation and manage interior vacuum,
Window size and metallized area area are increased, the difficult problem of current cell type window metallization is can solve, is not influencing to pass
Achieve the purpose that easy processing under the premise of defeated.
The present invention is achieved through the following technical solutions:
A kind of electrovacuum delivery of energy window construction, the delivery of energy window construction is by tubular dielectric disk in window, the first circular waveguide, the second circle wave
It leads, input waveguide and output waveguide composition；Form vacuum area inside the tubular dielectric disk in window, first circular waveguide and the
Two circular waveguides are socketed in the outside both ends of tubular dielectric disk in window respectively, and first circular waveguide is connected with input waveguide, and described
Two circular waveguides are connected with output waveguide, and energy is made to be coupled to output waveguide end through vacuum area by input waveguide end.
Preferably, the metallized area of the tubular dielectric disk in window be on the outside of the tubular dielectric disk in window three among cylinder/
One region.
Preferably, the material of the tubular dielectric disk in window is aluminium oxide ceramics, beryllium oxide ceramics or cvd diamond.
Preferably, the vacuum area length inside the tubular dielectric disk in window is adjustable.
Preferably, the input waveguide and output waveguide be all made of two different rectangular waveguides of size be attached and
At.
The present invention has the advantage that and the utility model has the advantages that
The present invention uses tubular dielectric disk in window, and metallized area is cylinder centre one third region, area on the outside of window
Relatively traditional cell type window metallized area is much bigger, and metallization is easier to realize；Furthermore metallized area increases more advantageous
In welding.The beneficial effects of the invention are as follows the structures under the premise of not influencing energy transmission, changing traditional cell type window, increase window
Chip size, make window metallization be easier to realize, window it is easier to process.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is traditional cell type window construction schematic diagram.
Fig. 2 is traditional cell type window metallized area schematic diagram.
Fig. 3 is delivery of energy window front view of the invention.
Fig. 4 is delivery of energy window side view of the invention.
Fig. 5 is delivery of energy window metallized area schematic diagram of the invention.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation for explaining only the invention, are not made
For limitation of the invention.
Embodiment
As shown in Figure 3 and Figure 4, the present embodiment proposes a kind of electrovacuum delivery of energy window construction, the delivery of energy window construction mainly by
Tubular dielectric disk in window 1, the first circular waveguide 2a, the second circular waveguide 2b, input waveguide and output waveguide composition；Shown tubular medium window
Vacuum area 5 is formed inside piece 1.In the present embodiment, the input waveguide is by the first rectangular waveguide 3a and the second rectangular waveguide 4a
It is formed by connecting, and the size of the first rectangular waveguide 3a and the second rectangular waveguide 4a are different；The output waveguide is by third square
Shape waveguide 3b and the 4th rectangular waveguide 4b are formed by connecting, and the size of the third rectangular waveguide 3b and the 4th rectangular waveguide 4b is not
It is identical；The first circular waveguide 2a and the second circular waveguide 2b is socketed in the outside cylinder both ends of the tubular dielectric disk in window 1 respectively
On, the first rectangular waveguide 3a is connected with the side of the first circular waveguide 2a；The circle wave of the third rectangular waveguide 3b and second
The side for leading 2b is connected；One end of the second rectangular waveguide 4a is connect with the first rectangular waveguide 3a, and the other end is as input
End；One end of the 4th rectangular waveguide 4b is connect with third rectangular waveguide 3b, the other end as output end, the present embodiment it is defeated
Energy window construction makes energy be coupled to output end through vacuum area 5 from input terminal.
In the present embodiment, 1 metallized area of tubular dielectric disk in window is one third area among 1 outside cylinder of window
Domain, hatched example areas as shown in Figure 5.
In the present embodiment, the material of the tubular dielectric disk in window is aluminium oxide ceramics, beryllium oxide ceramics or cvd diamond.
In the present embodiment, the vacuum area length inside the tubular dielectric disk in window is adjustable.
The electrovacuum delivery of energy window that the present embodiment proposes wraps up other materials at window both ends, only exposed outside cylinder middle area
It metallizes in domain；It circular waveguide and is welded in the region welding metal to be socketed in two sides after metallization；To each
Circular waveguide lateral surface, which is sealed, welds and assembles in order the whole assembly that rectangular waveguide completes delivery of energy window.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (5)
1. a kind of electrovacuum delivery of energy window construction, which is characterized in that the delivery of energy window construction is by tubular dielectric disk in window (1), the first circle wave
Lead (2a), the second circular waveguide (2b), input waveguide and output waveguide composition；Vacuum is formed inside the tubular dielectric disk in window (1)
Region (5), first circular waveguide (2a) and the second circular waveguide (2b) are socketed in the outside two of tubular dielectric disk in window (1) respectively
End, first circular waveguide (2a) is connected with input waveguide, and second circular waveguide (2b) is connected with output waveguide, make energy by
It is coupled to output waveguide end through vacuum area (5) in input waveguide end.
2. a kind of electrovacuum delivery of energy window construction according to claim 1, which is characterized in that the tubular dielectric disk in window (1)
Metallized area be one third region among cylinder on the outside of the tubular dielectric disk in window (1).
3. -2 described in any item a kind of electrovacuum delivery of energy window constructions according to claim 1, which is characterized in that the tubular medium
The material of window (1) is aluminium oxide ceramics, beryllium oxide ceramics or cvd diamond.
4. -2 described in any item a kind of electrovacuum delivery of energy window constructions according to claim 1, which is characterized in that the tubular medium
Internal vacuum area (5) length of window (1) is adjustable.
5. -2 described in any item a kind of electrovacuum delivery of energy window constructions according to claim 1, which is characterized in that the input waveguide
Two different rectangular waveguides of size are all made of with output waveguide to be attached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811637085.9A CN109712856B (en) | 2018-12-29 | 2018-12-29 | Electric vacuum energy transmission window structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811637085.9A CN109712856B (en) | 2018-12-29 | 2018-12-29 | Electric vacuum energy transmission window structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109712856A true CN109712856A (en) | 2019-05-03 |
| CN109712856B CN109712856B (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811637085.9A Expired - Fee Related CN109712856B (en) | 2018-12-29 | 2018-12-29 | Electric vacuum energy transmission window structure |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030051666A1 (en) * | 2000-01-19 | 2003-03-20 | Rodney Moore | Impedance adapted microwave energy coupling device |
| CN103236390A (en) * | 2013-04-16 | 2013-08-07 | 中国电子科技集团公司第十二研究所 | Diamond energy transmission window for short millimeter wave traveling tubes and manufacturing method of diamond energy transmission window |
| CN103346057A (en) * | 2013-05-30 | 2013-10-09 | 中国科学院电子学研究所 | Microwave energy transmission window |
| CN107238278A (en) * | 2017-07-11 | 2017-10-10 | 中国科学院电子学研究所 | A kind of detachable cell type window for micro-wave vacuum |
-
2018
- 2018-12-29 CN CN201811637085.9A patent/CN109712856B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030051666A1 (en) * | 2000-01-19 | 2003-03-20 | Rodney Moore | Impedance adapted microwave energy coupling device |
| CN103236390A (en) * | 2013-04-16 | 2013-08-07 | 中国电子科技集团公司第十二研究所 | Diamond energy transmission window for short millimeter wave traveling tubes and manufacturing method of diamond energy transmission window |
| CN103346057A (en) * | 2013-05-30 | 2013-10-09 | 中国科学院电子学研究所 | Microwave energy transmission window |
| CN107238278A (en) * | 2017-07-11 | 2017-10-10 | 中国科学院电子学研究所 | A kind of detachable cell type window for micro-wave vacuum |
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| Publication number | Publication date |
|---|---|
| CN109712856B (en) | 2020-04-21 |
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